| 摘要 |
PURPOSE: An antibacterial or antivirus composition containing a rice aerial part extract or a flavonolignans compound separated from the extract is provided to prevent influenza virus. CONSTITUTION: Salcolin represented by chemical formula 1, salcolinoside A represented by chemical formula 2, salcolinoside B represented by chemical formula 3, salcolinoside C represented by chemical formula 4, or a pharmaceutically acceptable salt thereof is prepared. An antibacterial or antivirus pharmaceutical composition comprises one or more selected from a group including the salcolin, the salcolinoside A, the salcolinoside B, the salcolinoside C, and the pharmaceutically acceptable salt thereof as an active component. The pharmaceutical composition is useful as a medicine for preventing and treating influenza virus. A food addition of preventing and overcoming a disease infected by bacteria or virus comprises a rice aerial part extract or a fraction thereof. A feed addition of preventing and overcoming a disease infected by bacteria or virus comprises a rice aerial part extract or a fraction thereof. |
